6 days ago
Shanghai, China or Beijing, ChinaSenior
Responsibilities
- Design and build infrastructure supporting Siri, Spotlight, and Safari search features.
- Develop machine learning and deep learning models for query understanding, retrieval, ranking, and match-quality improvement.
- Apply language processing, statistical analysis, and user-intent analysis to guide product improvements.
- Process web-scale data using Apple’s proprietary parallel data processing platform.
- Design, run, and deploy metrics and evaluations using grading, log processing, pre-launch experiments, and holdback A/B tests.
- Present analysis results to teams and leadership across Apple.
Requirements
- Bachelor’s degree or above in Computer Science, Mathematics, Statistics, or a related technical field, or equivalent proven experience.
- 5+ years of experience in machine learning and retrieval and ranking for search, recommendation, or advertising systems.
- Mastery of two of Python, Go, Java, and C++.
- Excellent knowledge and practical skills in major machine learning algorithms.
- Preferred: hands-on RAG experience, including developing, evaluating, and enhancing retrievers and generative LLMs.
- Preferred: excellent data analytical skills, interpersonal skills, teamwork, and written and verbal communication skills.
Categories
About Apple
Apple designs and sells consumer electronics, software, and services for consumers and professionals worldwide, including iPhone, Mac, iPad, Apple Watch, and AirPods, plus platforms like iOS/macOS and services such as the App Store, iCloud, Music, and TV+. Its business combines device sales with services and subscriptions and in-house silicon design. Founded in 1976, Apple is headquartered in Cupertino, California, and trades on NASDAQ as AAPL.